Finding the Fourth Proportional to 3,903.83, 5,855.78 and 1,564.03

Step by Step Solution

1. Step 1: Write the proportion equation
   3,903.83 : 5,855.78 = 1,564.03 : x
2. Step 2: Convert to fraction form
   3,903.83/5,855.78 = 1,564.03/x
3. Step 3: Cross multiply
   3,903.83x = 5,855.78 × 1,564.03
4. Step 4: Simplify right side
   3,903.83x = 9,158,615.59
5. Step 5: Solve for x
   x = 9,158,615.59/3,903.83
6. Step 6: Final answer
   x = 2,346.06